Seiko Cal. 0751 - 531

Released in 1971, the Cal. 0751 with design code 531 was part of Seiko's domestic market collection. With its 21mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-de48fe2e1b1f]

Also known as: Rally, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1971

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